A journey on privacy protection strategies in big data

In this modern world providing security for the data is the great challenging task. Especially handling of big data is a great issue because of its volume and variety of data structure. There are various strategies for storing the big data in an efficient way. But the consideration of privacy look up is very important. Privacy preservation varies from different stage of big data life cycle. Due to multi tenancy and massive computation issues, it is become a demanding task. While considering the Framework security, data security, integrity constraints management protecting big data privacy is plays an important role. This paper surveys the privacy requirements, obstacles and the techniques to handle privacy protection strategies in big data.